changeset 1403:6ade5b39b773

int8 should be enough to represent digits from 0 to 9
author Pascal Lamblin <lamblinp@iro.umontreal.ca>
date Fri, 21 Jan 2011 20:40:57 -0500
parents b14f3d6f5cd4
children 89017617ab36
files pylearn/datasets/MNIST.py
diffstat 1 files changed, 2 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/pylearn/datasets/MNIST.py	Fri Jan 21 17:05:46 2011 -0500
+++ b/pylearn/datasets/MNIST.py	Fri Jan 21 20:40:57 2011 -0500
@@ -15,7 +15,7 @@
     Returns two matrices: x, y.  x has N rows of 784 columns.  Each row of x represents the
     28x28 grey-scale pixels in raster order.  y is a vector of N integers.  Each element y[i]
     is the label of the i'th row of x.
-    
+
     """
     if path is None:
       path = os.path.join(data_root(), 'mnist','mnist_all.pmat')
@@ -24,7 +24,7 @@
 
     rows=dat.getRows(0,n)
 
-    return rows[:,0:-1], numpy.asarray(rows[:,-1], dtype='int64')
+    return rows[:,0:-1], numpy.asarray(rows[:,-1], dtype='int8')
 
 
 #What is the purpose of this fct?